Benchmark: Lodash Find tests

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Tests:

Find - Function
let arr = [{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":true}] let found = _.find(arr, (o) => { return o.c == true })
Find - _.matches shorthand
let arr = [{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":true}] let found = _.find(arr, {'c': true })
Find - _.matchesProperty shorthand
let arr = [{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":true}] let found = _.find(arr, ['c', true])
Find - _.property shorthand
let arr = [{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":true}] let found = _.find(arr, 'c')
Vanilla Filter
let arr = [{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":3},{"a":0,"b":2,"c":true}] let found = arr.filter(o => o.c == true);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Find - Function
Find - _.matches shorthand
Find - _.matchesProperty shorthand
Find - _.property shorthand
Vanilla Filter

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

Let's break down what's being tested in this benchmark.

**Benchmark Overview**

The benchmark is comparing the performance of four different approaches to find an element in an array:

1. Vanilla Filter
2. Lodash `find` function
3. Lodash `_` (shorthand) `find` function
4. Lodash `_` (shorthand) `matchesProperty` shorthand

**Vanilla Filter**

This approach uses the built-in `filter()` method to find an element in the array that matches a given condition.

Pros:

* Easy to understand and implement
* No external dependencies required

Cons:

* May be slower than other approaches due to the overhead of the `filter()` method
* Requires iterating over the entire array, which can be inefficient for large arrays

**Lodash `find` Function**

This approach uses Lodash's `find` function to find an element in the array that matches a given condition.

Pros:

* Well-optimized and implemented by a reputable library (Lodash)
* Can take advantage of lazy evaluation to improve performance
* Easy to read and understand

Cons:

* Requires including an external dependency (Lodash)

**Lodash `_` (shorthand) `find` Function**

This approach uses Lodash's `_` shorthand syntax to find an element in the array that matches a given condition.

Pros:

* More concise and readable than the traditional `find` function
* Still leverages the optimizations of the Lodash implementation

Cons:

* Requires including an external dependency (Lodash)

**Lodash `_` (shorthand) `matchesProperty` Shorthand**

This approach uses Lodash's `_` shorthand syntax with `matchesProperty` to find an element in the array that matches a given property.

Pros:

* Very concise and readable
* Can take advantage of lazy evaluation to improve performance

Cons:

* Requires including an external dependency (Lodash)

**Library: Lodash**

Lodash is a popular JavaScript utility library that provides a collection of helper functions for common tasks, such as array manipulation, string manipulation, and object manipulation. In this benchmark, Lodash is used to provide the `find` function and other utilities.

**Special JS Feature/Syntax: None**

There are no special JavaScript features or syntax used in these benchmarks. They all use standard JavaScript syntax and conventions.

**Alternatives**

If you're interested in exploring alternative approaches, here are a few options:

* Using built-in JavaScript methods like `some()` or `every()`
* Implementing your own custom filtering function
* Using a different utility library (e.g., Ramda)

Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36

Browser/OS: Chrome 71 on Mac OS X 10.12.6

View result in a separate tab

Test name	Executions per second
Find - Function	2368572.0 Ops/sec
Find - _.matches shorthand	1548618.0 Ops/sec
Find - _.matchesProperty shorthand	1538824.2 Ops/sec
Find - _.property shorthand	1710890.2 Ops/sec
Vanilla Filter	15309421.0 Ops/sec

Related benchmarks:

Lodash Find tests (version: 2)

Comparing performance of: Find - Function vs Find - _.matches shorthand vs Find - _.matchesProperty shorthand vs Find - _.property shorthand vs Vanilla Filter

Created: 5 years ago by: Registered User

Jump to the latest result

Find - Function

Find - _.matches shorthand

Find - _.matchesProperty shorthand

Find - _.property shorthand

Vanilla Filter

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):